-30.72% is the change from 856 to 593
Calculation steps:
[( 593 - 856 ) ÷ 856] x 100 = -30.72%
Formula
Percentage change = [(593 - 856) / 856] x 100
Subtract the new number by the original number
593 - 856 = -263
-263 ÷ 856 = -0.3072429906542056
-0.3072429906542056 x 100 = -30.72%